US2848202A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Degasser
Assignee: Individual
•
Filing: 1956-01-06
•
Granted: 1958-08-19
•
Expires: 1976-01-06
Abstract
No abstract record available.
Inventors
- 👤 William E Leibing
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-28 18:20
CPC Classifications
F; F02; F02M; F02M3/00; F02M3/02; F02M3/04; F02M3/05; Y; Y10; Y10S; Y10S261/00; Y10S261/19; Y10T; Y10T137/00; Y10T137/2278; Y10T137/2409
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
GB466164A
Cited
US1956922A
Cited
US2057215A
Cited
FR800897A
Cited
US2094555A
Cited
US2212936A
Cited
US2692766A
Cited
US2763285A
Cited
US2742270A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1961-08-18 | 1962-02-17 | 1962-08-19 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1965-08-18 | 1966-02-17 | 1966-08-19 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1969-08-18 | 1970-02-17 | 1970-08-19 | $7700.00 | Window Closed / Lapsed |